package com.zzyl.serve.service.impl;

import java.util.List;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.zzyl.common.utils.DateUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import com.zzyl.serve.mapper.NursingLevelMapper;
import com.zzyl.serve.domain.NursingLevel;
import com.zzyl.serve.service.INursingLevelService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import java.util.Arrays;

/**
 * 护理等级Service业务层处理
 * 
 * @author howstrong
 * @date 2024-10-04
 */
@Service
@Slf4j
public class NursingLevelServiceImpl extends ServiceImpl<NursingLevelMapper, NursingLevel> implements INursingLevelService
{
    @Autowired
    private NursingLevelMapper nursingLevelMapper;
    @Autowired
    private RedisTemplate redisTemplate;

    //定义redis常量
    private static final String NURSING_LEVEL_KEY = "nursingLevel:findAll";

    /**
     * 查询护理等级
     * 
     * @param id 护理等级主键
     * @return 护理等级
     */
    @Override
    public NursingLevel selectNursingLevelById(Long id)
    {
        return getById(id);
    }

    /**
     * 查询护理等级列表
     * 
     * @param nursingLevel 护理等级
     * @return 护理等级
     */
    @Override
    public List<NursingLevel> selectNursingLevelList(NursingLevel nursingLevel)
    {
        return nursingLevelMapper.selectNursingLevelList(nursingLevel);
    }

    /**
     * 新增护理等级
     * 
     * @param nursingLevel 护理等级
     * @return 结果
     */
    @Override
    public int insertNursingLevel(NursingLevel nursingLevel)
    {
        boolean result = save(nursingLevel);
        if (result==true){
           //删除缓存
           redisTemplate.delete(NURSING_LEVEL_KEY);
       }
       return result?1:0;
    }

    /**
     * 修改护理等级
     * 
     * @param nursingLevel 护理等级
     * @return 结果
     */
    @Override
    public int updateNursingLevel(NursingLevel nursingLevel)
    {
      int result =  updateById(nursingLevel) ? 1 : 0;
      if (result==1){
          //删除缓存
          redisTemplate.delete(NURSING_LEVEL_KEY);
      }
      return result;
    }

    /**
     * 批量删除护理等级
     * 
     * @param ids 需要删除的护理等级主键
     * @return 结果
     */
    @Override
    public int deleteNursingLevelByIds(Long[] ids)
    {
        int result = removeByIds(Arrays.asList(ids)) ? 1 : 0;
        if (result==1){
            //删除缓存
            redisTemplate.delete(NURSING_LEVEL_KEY);
        }
        return result;
    }

    /**
     * 删除护理等级信息
     * 
     * @param id 护理等级主键
     * @return 结果
     */
    @Override
    public int deleteNursingLevelById(Long id)
    {
        return removeById(id) ? 1 : 0;
    }

    /**
     * 查询所有护理等级信息
     * @return
     */
    @Override
    public List<NursingLevel> findAll() {
        List<NursingLevel> list = (List<NursingLevel>) redisTemplate.opsForValue().get(NURSING_LEVEL_KEY);
        if (list != null){
            log.debug("查询了redis");
            return list;
        }
        LambdaQueryWrapper<NursingLevel> queryWrapper = new LambdaQueryWrapper<NursingLevel>()
                .eq(NursingLevel::getStatus, 1);
        //缓存中没有数据，则从数据库中查询，并保存到redis中
        log.debug("查询了数据库");
        list = nursingLevelMapper.selectList(queryWrapper);
        redisTemplate.opsForValue().set(NURSING_LEVEL_KEY, list);
        return list;
    }
}
